Site	State	PM AQI* (ug/m3)
Oakridge - Willamette Activ...	OR	33
Maple Falls-Azure Way	WA	28
Spokane-Augusta Ave	WA	20
Colville-E 1st St	WA	19
Marysville-7th Ave	WA	19
Eugene - Amazon Park	OR	18
Spokane-E Broadway Ave (US)	WA	17
Tacoma-L St	WA	16
Cottage Grove City Shops	OR	16
Clarkston-13th St	WA	15